todis-community.yaml

http:
  document_root: "/path/to/todis-community/db/db0"
  hide_files_patterns: "*.sst|*.dbtmp"
  num_threads: '50'
  listening_ports: '2011'
permissions:
  web_compact: true # default is false
AnyPlugin:
  todis_conf: TodisConfShowPlugin
  build_version: BuildVersionsShowPlugin
  time_metric: CmdRunTimeHistogramPlugin
  length_metric: CmdDataLengthHistogramPlugin
  meta_key_decoder: HtmlTextUserKeyCoder
  base_data_key_decoder: BaseDataKeyDecoder
  zsets_score_key_decoder: ZSetsScoreKeyDecoder
  lists_data_key_decoder: ListsDataKeyDecoder
Cache:
  lru-cache:
    class: LRUCache
    params:
      capacity: 4G
      num_shard_bits: -1
      strict_capacity_limit: false
      high_pri_pool_ratio: 0.5
      use_adaptive_mutex: false
      metadata_charge_policy: kFullChargeCacheMetadata
Statistics:
  stat-hashes:
    class: default
    params:
      discard_tickers:
      # 可以仅指定前缀，必须是以 . 为边界的前缀，例如下面两个必须分别指定
      #- rocksdb.block.cache
      - rocksdb.block.cachecompressed
      # 上面两个也可以用下面这一个概括
      #- rocksdb.block
      # 精确指定
      - rocksdb.memtable.payload.bytes.at.flush
      - rocksdb.memtable.garbage.bytes.at.flush
      # todis 未使用 txn"
      - rocksdb.txn
      - rocksdb.blobdb
      - rocksdb.row.cache
      #- rocksdb.number.block
      #- rocksdb.bloom.filter
      #- rocksdb.persistent
      #- rocksdb.sim.block.cache
      discard_histograms:
      # comment: ....
      - rocksdb.blobdb
      - rocksdb.bytes.compressed
      - rocksdb.bytes.decompressed
      - rocksdb.num.index.and.filter.blocks.read.per.level
      - rocksdb.num.data.blocks.read.per.level
      - rocksdb.compression.times.nanos
      - rocksdb.decompression.times.nanos
      - rocksdb.read.block.get.micros
      - rocksdb.write.raw.block.micros
      stats_level: kAll
  stat-lists:
    class: default
    params:
      discard_tikers: "${stat-hashes}"
      discard_histograms: "${stat-hashes}"
      stats_level: kAll
  stat-strings:
    class: default
    params:
      discard_tikers: "${stat-hashes}"
      discard_histograms: "${stat-hashes}"
      stats_level: kAll
  stat-sets:
    class: default
    params:
      discard_tikers: "${stat-hashes}"
      discard_histograms: "${stat-hashes}"
      stats_level: kAll
  stat-zsets:
    class: default
    params:
      discard_tikers: "${stat-hashes}"
      discard_histograms: "${stat-hashes}"
      stats_level: kAll
WriteBufferManager:
  wbm:
    class: WriteBufferManager
    params:
      buffer_size: 4G
CompactionFilterFactory:
  strings: StringsFilterFactory
  base-meta: BaseMetaFilterFactory
  list-meta: ListsMetaFilterFactory
  list-data:
    class: ListsDataFilterFactory
    params:
      type: lists
  hash-meta: BaseMetaFilterFactory
  hash-data:
    class: BaseDataFilterFactory
    params:
      type: hashes
  set-meta: BaseMetaFilterFactory
  set-member:
    class: BaseDataFilterFactory
    params:
      type: sets
  zset-meta: BaseMetaFilterFactory
  zset-data:
    class: BaseDataFilterFactory
    params:
      type: zsets
  zset-score:
    class: ZSetsScoreFilterFactory
    params:
      type: zsets
FilterPolicy:
  bloom_filter:
    class: BloomFilter
    params:
      bits_per_key: 10
      use_block_based_builder: false
TableFactory:
  block_based:
    class: BlockBasedTable
    params:
      block_size: 8K
      block_cache: "${lru-cache}"
      filter_policy: "${bloom_filter}"
  dispatch:
    # used for per-level stat show in webview
    class: DispatcherTable
    params:
      default: block_based
      readers:
        BlockBasedTable: block_based
      level_writers:
      - block_based
      - block_based
      - block_based
      - block_based
      - block_based
      - block_based
      - block_based
      - block_based
      - block_based
      - block_based
MemTableRepFactory:
  skiplist:
    class: SkipList
    params:
      lookahead: 0
CFOptions:
  common-cfo:
    num_levels: 10
    max_bytes_for_level_multiplier: 4
    max_write_buffer_number: 4
    level_compaction_dynamic_level_bytes: false
    compaction_options_level:
      L1_score_boost: 5
    target_file_size_multiplier: 2
    table_factory: "${dispatch}"
    compression_per_level:
    - kNoCompression
    - kNoCompression
    - kZSTD
    - kZSTD
    - kZSTD
    - kZSTD
    - kZSTD
    - kZSTD
    - kZSTD
    - kZSTD
    disable_auto_compactions: true
  hash-data:
    template: "$common-cfo"
    write_buffer_size: 256M
    max_bytes_for_level_base: 256M
    target_file_size_base: 32M
    html_user_key_coder: "$base_data_key_decoder"
    compaction_filter_factory: "${hash-data}"
  set-member:
    template: "$common-cfo"
    write_buffer_size: 256M
    target_file_size_base: 16M
    html_user_key_coder: "$base_data_key_decoder"
    compaction_filter_factory: "${set-member}"
  zset-data:
    template: "$common-cfo"
    write_buffer_size: 256M
    target_file_size_base: 16M
    html_user_key_coder: "$base_data_key_decoder"
    compaction_filter_factory: "${zset-data}"
  base-meta:
    template: "$common-cfo"
    write_buffer_size: 128M
    target_file_size_base: 8M
    html_user_key_coder: "$meta_key_decoder"
    compaction_filter_factory: "${base-meta}"
  strings:
    template: "$common-cfo"
    write_buffer_size: 1G
    target_file_size_base: 64M
    soft_pending_compaction_bytes_limit: 1T
    hard_pending_compaction_bytes_limit: 2T
    html_user_key_coder: "$meta_key_decoder"
    compaction_filter_factory: "${strings}"
  list-data:
    template: "$common-cfo"
    write_buffer_size: 256M
    target_file_size_base: 16M
    html_user_key_coder: "$lists_data_key_decoder"
    compaction_filter_factory: "${list-data}"
  list-meta:
    template: "$common-cfo"
    write_buffer_size: 16M
    target_file_size_base: 8M
    html_user_key_coder: "$meta_key_decoder"
    compaction_filter_factory: "${list-meta}"
  zset-score:
    template: "$common-cfo"
    write_buffer_size: 64M
    target_file_size_base: 8M
    html_user_key_coder: "$zsets_score_key_decoder"
    compaction_filter_factory: "${zset-score}"
DBOptions:
  dbo:
    advise_random_on_open: true
    create_if_missing: true
    create_missing_column_families: true
    max_subcompactions: 1
    write_buffer_manager: "${wbm}"
    inplace_update_support: false
    WAL_size_limit_MB: 0
    allow_mmap_reads: false
databases:
  strings:
    method: DB::Open
    params:
      db_options:
        template: "$dbo"
        max_background_flushes: 2
        max_background_compactions: 64
        max_level1_subcompactions: 10
        #wal_dir: "/path/to/todis-community-wal/strings"
        statistics: "${stat-strings}"
      column_families:
        default: "${strings}"
      path: "/path/to/todis-community/db/db0/strings"
  hashes:
    method: DB::Open
    params:
      db_options:
        template: "$dbo"
        max_background_flushes: 2
        max_background_compactions: 32
        max_level1_subcompactions: 3
        #wal_dir: "/path/to/todis-community-wal/hashes"
        statistics: "${stat-hashes}"
      column_families:
        default: "${base-meta}"
        data_cf: "${hash-data}"
      path: "/path/to/todis-community/db/db0/hashes"
  sets:
    method: DB::Open
    params:
      db_options:
        template: "$dbo"
        max_background_flushes: 1
        max_background_compactions: 20
        max_level1_subcompactions: 3
        #wal_dir: "/path/to/todis-community-wal/sets"
        statistics: "${stat-sets}"
      column_families:
        default: "${base-meta}"
        member_cf: "${set-member}"
      path: "/path/to/todis-community/db/db0/sets"
  zsets:
    method: DB::Open
    params:
      db_options:
        template: "$dbo"
        max_background_flushes: 1
        max_background_compactions: 20
        max_level1_subcompactions: 3
        #wal_dir: "/path/to/todis-community-wal/zsets"
        statistics: "${stat-zsets}"
      column_families:
        default: "${base-meta}"
        data_cf: "${zset-data}"
        score_cf: "${zset-score}"
      path: "/path/to/todis-community/db/db0/zsets"
  lists:
    method: DB::Open
    params:
      db_options:
        template: "$dbo"
        max_background_flushes: 1
        max_background_compactions: 20
        max_level1_subcompactions: 3
        #wal_dir: "/path/to/todis-community-wal/lists"
        statistics: "${stat-lists}"
      column_families:
        default: "${list-meta}"
        data_cf: "${list-data}"
      path: "/path/to/todis-community/db/db0/lists"